Home / 14,506.20-20,016.36-8,838

Finding the Fourth Proportional to 14,506.20, 20,016.36 and 8,838

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Solution

The fourth proportional to 14,506.20, 20,016.36 and 8,838 is: 12,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.20 : 20,016.36 = 8,838 : x
  2. Step 2: Convert to fraction form
    14,506.20/20,016.36 = 8,838/x
  3. Step 3: Cross multiply
    14,506.20x = 20,016.36 × 8,838
  4. Step 4: Simplify right side
    14,506.20x = 176,904,589.68
  5. Step 5: Solve for x
    x = 176,904,589.68/14,506.20
  6. Step 6: Final answer
    x = 12,195.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.